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Technical Data Sheet
TF4R21AJ009 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 1.625 INCHES NOMINAL IN, body_height: 2.250 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN, body_length: 1.625 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 300.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-011-4803, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
TF4R21AJ009
NSN: 5950-01-011-4803
FSC: 5950
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_width1.625 INCHES NOMINAL IN
body_height2.250 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
body_length1.625 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating300.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size0.138 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp105.0 CELSIUS DEGC
impedance_rating_in_ohms60000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
NSN5950-01-011-4803
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN TF4R21AJ009 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
TEST DATA DOCUMENT: 81349-MIL-T-27 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
FREQUENCY RATING: 300.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
RELIABILITY INDICATOR: NOT ESTABLISHED
WINDING SHIELDING METHOD: INTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
INCLOSURE TYPE: HERMETICALLY SEALED
TECHNICAL CHARACTERISTICS (FLIS)
TEST DATA DOCUMENT81349-MIL-T-27 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
FREQUENCY RATING300.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
MOUNTING METHODTHREADED STUD(S) SINGLE GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
RELIABILITY INDICATORNOT ESTABLISHED
WINDING SHIELDING METHODINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
INCLOSURE TYPEHERMETICALLY SEALED
SPECIFICATION/STANDARD DATA81349-MIL-T-27/11 GOVERNMENT SPECIFICATION
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
PC318Interchangeable
interchangeable cross-reference
interchangeable
CP567Interchangeable
interchangeable cross-reference
interchangeable
50417Interchangeable
interchangeable cross-reference
interchangeable
TF1RX13AJ005Interchangeable
Same NIIN cross-reference
interchangeable
MIL-T-27/11Interchangeable
Same NIIN cross-reference
interchangeable
M27/11-01AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TF4R21AJ009?
TF4R21AJ009 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace TF4R21AJ009?
There are 10 known substitutes for TF4R21AJ009: PC318, CP567, 50417 and 7 more. Substitute compatibility should be verified for your specific system.
Is TF4R21AJ009 still available?
TF4R21AJ009 is currently cancelled.
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